Patents by Inventor Torbjorn Olsen

Torbjorn Olsen has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Holder, especially for a drill chuck key
    Patent number: 4558495
    Abstract: Holder especially for a chuck key for a drilling or other machine tool, for which it is necessary to use a chuck key for opening and closing the chuck holding the working tools. The chuck key is attachable to the power cord of such a machine tool in such a way that it remains rotatable although not removable from the machine tool. To achieve this there is provided a locking device (2) mounted on the shaft of the chuck key, which locking device is inserted in a mounting device, which is attached to the power cord.
    Type: Grant
    Filed: May 23, 1983
    Date of Patent: December 17, 1985
    Inventor: Torbjorn Olsen
  • Holding means for chuck wrench
    Patent number: D276789
    Type: Grant
    Filed: December 7, 1982
    Date of Patent: December 18, 1984
    Inventor: Torbjorn Olsen
  • Holder for a drill chuck key
    Patent number: D298208
    Type: Grant
    Filed: September 25, 1985
    Date of Patent: October 25, 1988
    Inventor: Torbjorn Olsen